| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [noun] [am/are] needed [verb] | 9 |
|
| 2 | [coord] [noun] [am/are] needed [to-vb] | 9 |
|
| 3 | [coord] [noun] are needed [verb] | 9 |
|
| 4 | [coord] [noun pl] [am/are] needed [verb] | 5 |
|
